Eric Chaim Kline, Bookseller

Eric Chaim Kline, Bookseller

Diagrams in Three Dimensions for Solid Geometry

Chicago: Orthovis Company, 1936. First edition. Box. Box (9 1/2 x 8 1/2 x 1/2"). 1, 15 plates. Original gray paper-covered box with white lettering and ruling on black label on cover. Contains "Ortho-Scope." Aid for students to visualize three-dimensional figures represented by two-dimensional diagrams, providing 3-D-glasses and fifteen technical drawings in red and blue with explanatory captions. Printed instructional plate "To The Teacher of Solid Geometry" laid in. Breslich, Associate Professor of Mathematics at the University of Chicago, encourages the students to try understanding the drawings first without the 3-D-glasses, before reverting to the technical aid. Box with light wear along edges and lightly rubbed. Box in overall good+, interior and 3-D-glasses in very good condition. g+ to vg. Item #47335

Price: $250.00

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